On 22.01.2020 21:23, Wei Liu wrote:
> @@ -142,15 +143,40 @@ static void setup_hypercall_pcpu_arg(void)
> this_cpu(hv_vp_index) = vp_index_msr;
> }
>
> +static void setup_vp_assist(void)
> +{
> + void *mapping;
> + uint64_t val;
> +
> + mapping = this_cpu(hv_vp_assist);
> +
> + if ( !mapping )
> + {
> + mapping = alloc_xenheap_page();
> + if ( !mapping )
> + panic("Failed to allocate vp_assist page for CPU%u\n",
> + smp_processor_id());
Quite obviously the same AP/BSP related remark here as was given for
patch 5.
Jan
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